Battery specification:
Type: Li-ion, Capacity: 2000mAh, Voltage: 7.4V, WH: 14.8W h.
^^ Replacement battery models: KNB-33L, KNB-33, KNB-33Li, KNB-41NC.
^^ Compatible with radios: TK2180 TK3180 TK5210 TK-2180K TK-3180K TK-5310 TK-5410 NX-410 NX-411 etc.
^^ Compatible with charger: KSC-32.
^^ Safe: safety protection - Over-charge, over-discharge, over-heat, over-current & short-circuit protection. ^^
Any time to use: no memory effect, you can use it any time and no need to discharge it fully then start to use.
^^ Package included: 1pcs KNB-33L battery.