21700 Batteries for Professional Use

21700 Batteries for Professional Use — High-performance lithium-ion batteries for advanced vape mods and devices.

• Recommended Wattage: 30A CDR
• Compatibility: All 21700 mods
• Capacity: 4000 mAh
• Certified 300–500+ charge cycles
• Integrated short circuit and overcharge protection
• Compatible with UM2, UM4, Xtar chargers

Never use damaged batteries. Store away from heat sources. Sold by 03ohm with quality guarantee.