Overview
The Wulf Mods Grid is a budget-friendly 510 battery with four voltage settings, USB-C charging, and a compact design with built-in keyring loop. It offers essential features without complexity, making it ideal for casual cartridge users.
This manual covers setup, voltage selection, the preheat function, and troubleshooting.
What's in the Box
- Wulf Mods Grid battery
- USB-C charging cable
Note: Cartridges are sold separately.
Device Overview
Components
- Body: Compact housing with LED display window
- Button: Single button for all controls
- 510 Connection: Standard threading for cartridges
- USB-C Port: For charging
- Keyring Loop: Built-in attachment point
Button Functions
| Action | Function |
|---|---|
| 5 clicks | Power on/off |
| 3 clicks | Cycle voltage settings |
| 2 clicks | Activate preheat (12 seconds) |
| Hold | Fire/heat cartridge |
Getting Started
Initial Charge
Before first use, fully charge your Grid:
- Connect the USB-C cable to the device
- Connect to a standard USB power source (5V)
- Initial charge takes approximately 2 hours
- LED indicates charging status
- Subsequent charges take 1 hour maximum
Important Charging Warnings:
- Do not charge with power banks over 5V
- Do not charge in your car
- Use standard USB outlets only
Attaching Your Cartridge
- Ensure the device is powered off
- Locate the 510 threading on top of the Grid
- Screw your cartridge clockwise onto the threading
- Tighten until snug—do not overtighten
- Cartridge should sit securely without wobbling
Powering On/Off
- Turn On: Click the button 5 times rapidly within 2 seconds
- Turn Off: Click the button 5 times rapidly within 2 seconds
The LED display will show a boot animation when powering on.
Voltage Settings
Four Preset Options
| Setting | Voltage | LED Color | Best For |
|---|---|---|---|
| 1 | 2.8V | Green | Thin oils, maximum flavor |
| 2 | 3.2V | Yellow | Standard cartridges, balanced |
| 3 | 3.6V | Purple | Thicker oils, more vapor |
| 4 | 4.0V | Pink | Very thick concentrates |
Changing Voltage
- With device powered on, click the button 3 times rapidly
- The LED color will change to indicate the new setting
- Continue clicking 3 times to cycle through options
- Stop when your desired color appears
- The device saves your selection
Voltage Recommendations
- New cartridges: Start at Yellow (3.2V) and adjust
- Flavor priority: Use Green (2.8V)
- Vapor priority: Use Purple (3.6V) or Pink (4.0V)
- Thick oils: May need Purple or Pink to flow properly
LED Color Guide
Voltage Indication
| Color | Voltage | Description |
|---|---|---|
| Green | 2.8V | Lowest—best flavor preservation |
| Yellow | 3.2V | Balanced performance |
| Purple | 3.6V | Increased vapor production |
| Pink | 4.0V | Maximum vapor output |
Other LED Signals
- Flashing on power on: Device is ready
- Flashing during use: Normal operation
- Dim/no light: Battery depleted—charge needed
Preheat Function
The preheat function warms thick oils before drawing:
Activating Preheat
- With device powered on, double-click the button
- The device enters a 12-second preheat cycle
- LED indicates preheat is active
- Wait for cycle to complete
- Draw from your cartridge
When to Use Preheat
- First use of a new cartridge
- Thick or viscous oils
- Cold weather conditions
- When first draw produces weak vapor
Using Your Grid
Taking a Draw
- Ensure cartridge is attached and device is on
- Select your preferred voltage (3 clicks to cycle)
- Hold the button while inhaling
- Release button when finished
- Exhale
Draw Tips
- Start with medium-length draws
- The device has a 15-second automatic timeout
- Release and press again for longer sessions
- Lower voltages work better with longer, slower draws
- Higher voltages suit shorter, quicker draws
15-Second Timeout
The Grid automatically stops heating after 15 seconds:
- This is a safety feature
- Prevents overheating
- Release the button and press again to continue
- Not an error—normal operation
Battery Information
Specifications
- Capacity: 650mAh
- Charging: USB-C
- Initial Charge: 2 hours
- Regular Charge: 1 hour maximum
Battery Life
The 650mAh battery provides:
- Light users: 2-3 days
- Moderate users: Full day
- Heavy users: May need daily charging
Higher voltage settings drain battery faster.
Charging Safety
Do:
- Use included USB-C cable
- Charge from standard USB outlets
- Unplug when fully charged
Do Not:
- Use power banks over 5V
- Charge in vehicles
- Leave charging overnight unattended
- Use damaged cables
Keyring Loop
The Grid includes a built-in keyring loop:
Using the Loop
- Locate the loop on the device body
- Thread your keyring or lanyard through
- Secure to keys, bag, or belt loop
- Remove cartridge before attaching if preferred
Benefits
- Always have your battery nearby
- Reduces chance of losing device
- Quick access for on-the-go use
- Attaches to bags, purses, lanyards
Maintenance
Regular Care
- Wipe the device with a dry cloth
- Keep the 510 connection clean
- Check cartridge threading occasionally
- Keep USB-C port free of debris
Cleaning the 510 Connection
- Remove cartridge
- Use a dry Q-tip to clean the threading
- Clean the center pin gently
- Remove any oil residue
- Allow to dry before attaching cartridge
Storage
- Store in a dry location
- Keep away from extreme temperatures
- Remove cartridge for long-term storage
- Maintain partial charge when stored
Troubleshooting
Device Won't Power On
- Charge for at least 30 minutes
- Click exactly 5 times within 2 seconds
- Check USB-C port for debris
- Try a different charging cable
- Use a standard USB outlet (not power bank)
Cartridge Not Firing
- Verify cartridge is properly threaded
- Clean 510 connection and cartridge contacts
- Ensure device is powered on
- Increase voltage for thick oils
- Check cartridge has oil remaining
Weak Vapor Production
- Increase voltage (3 clicks to cycle)
- Use preheat function (2 clicks)
- Clean cartridge and device contacts
- Check oil level in cartridge
- Try a fully charged battery
LED Not Working
- Battery may be depleted—charge device
- Ensure rapid clicking (within 2 seconds)
- Check if device feels warm (may be on but LED failed)
- Try different charging source
- Contact support if LED fails after charging
Device Overheating
- Stop use immediately
- Allow device to cool completely
- Avoid chain sessions without breaks
- Use lower voltage settings
- Contact support if overheating persists
Charging Issues
- Use included USB-C cable
- Try different USB power source
- Do not use power banks over 5V
- Check port for debris
- Do not charge in vehicle
Specifications
| Specification | Value |
|---|---|
| Battery Capacity | 650mAh |
| Voltage Settings | 2.8V / 3.2V / 3.6V / 4.0V |
| LED Colors | Green / Yellow / Purple / Pink |
| Preheat Duration | 12 seconds |
| Draw Timeout | 15 seconds |
| Charging | USB-C |
| Initial Charge | 2 hours |
| Regular Charge | 1 hour max |
| Body Length | 2.5 inches |
| Connection | 510 threaded |
Safety Information
General Safety
- Adult use only (21+)
- Keep away from children and pets
- Use only with compatible 510 cartridges
- Do not use damaged devices
Electrical Safety
- Use only compatible USB-C cables
- Do not charge with power banks over 5V
- Do not charge in vehicles
- Do not leave charging unattended overnight
Usage Safety
- Observe 15-second timeout for safety
- Allow cooling between extended sessions
- Stop use if device becomes excessively hot
- Do not expose to extreme temperatures
Related: Wulf Mods Grid Review | Wulf Mods UNI 3.0 Manual
