Ni-cd SC1900mAh 2.4V Rechargeable Battery.
Features
Long service life (more than 500 life cycles)
Excellent 1C, 5C, 10C high-rate discharge characteristics and charge retention rate
Long storage life, less restrictions, low self-discharge rate
Low internal resistance, low self-discharge rate, ultra-high charge retention
Overcharge and over-discharge performance, superior explosion-proof design