Too Ripped Features: • 650mAh Battery • Adjustable Voltage: 2.5V - 4.0 Volt • USB Micro C Port Charger • Pass Through Charging • Auto Shut O after 20 Minute No Use. • 10 Second Power • Fits all 510 Thread cart sizes • USB Smart Charger • Bar Coded by color • Warranty DOES NOT apply to Clearly battery at fault from use of NON Clearly CHARGER.