INR21700-40TG (Tenpower) 21700 Li-Ion 4000mAh
Tenpower

INR21700-40TG

21700 Li-Ion 4000mAh rated
Cell voltage - Nominal 3.70 V
Charge cut-off voltage 4.20 V
Discharge cut-off voltage 2.50 V
Standard charge current 2 A
Maximum charge current 6 A
Maximum discharge current 35 A
Internal resistance ≤ 10 mΩ
Volumetric energy density 594 Wh/L
Gravimetric energy density 206 Wh/kg
Diameter (max) 21.30 mm
Height (max) 70.30 mm
Weight ~ 70 g