- Includes Two 21700 Batteries & Dual Battery 3A Battery Charger
- 25A High Performance
- Built-in pressure relief valve
- Microporous barrier for heat dissipation
- Built-in PTC for surge protection
- Nickel-plated stainless steel cathode and anode
- Abrasion-resistant coating
- Compatible with lights such as Hybrid Flash 4300, which requires two high-output 21700 batteries.
SKU: # bs-21700-pkg