Rainbow Evod, AND VV/VW...wuuutt...

Evod-V v3 1300mAh Variable Voltage / Wattage Rechargeable Battery

• Battery features: press quickly 5 times to turn on/off, blue light
• Variable voltage: adjustable from 3.0-6.0V in 0.1 increments
• Variable Wattage: adjustable from 3.0-15.0W in 0.5 increments
• Switch the mode: Press "+" button for 5 seconds
• Volt/watt lock function prevent accidental activation (Press +/- buttons simultaneously for 3 seconds)
• 510/eGo threading connector
• 0.7" screen display showing working voltage, working wattage, atomizer resistance and battery level
• Ohm meter
• Short-circuit or low resistance protection
• 14-seconds safety cutoff
• The digital display auto shut down to save energy without operation on the "+/-" buttons for 20 seconds
• You are able to use the battery even when it's charging
• USB passthrough

From: FastTech