【1200+ Cycles & 2000mWh High Capacity】 1200+ recharge cycles and 2000mWh capacity provide long-lasting power for critical devices like smoke detectors, fire alarms, and garage door openers. 【6-Layer Safety Certified】 Passed 6 rigorous safety tests (leak-proof, explosion-proof, short-circuit protection) to ensure reliability in life-saving devices and extreme conditions. 【Solar Pre-Charged & Ready to Use】 Factory pre-charged with solar energy, instantly deployable for emergencies—no initial charging required. 【Eco-Friendly & Non-Toxic】 Free from Hg, Cd, and Pb, reducing environmental pollution while powering your home safely. 【Universal 9V Compatibility】 Perfect for household essentials: smoke alarms, transistor radios, microphones, and measuring instruments. Granicell 2000mWh 9V Rechargeable Batteries combine cutting-edge technology with life-saving reliability. Designed for high-priority devices like smoke detectors and fire alarms, these NiMH batteries deliver 1200+ recharge cycles—eliminating the cost and waste of disposable alternatives. Why Trust Granicell? ✅ Critical Safety Assurance: Advanced electrolyte technology and 6-layer safety protection (anti-leakage, temperature-resistant, short-circuit proof) ensure uninterrupted operation in emergencies. ✅ Always Prepared: Solar pre-charged at the factory, retaining full power for immediate use in smoke detectors during power outages or urgent scenarios. ✅ Sustainable Power: Made with eco-friendly materials (0% Hg/Cd/Pb), aligning with green energy goals while reducing hazardous waste. ✅ Versatile Household Solution: Compatible with garage door openers, microphones, radios, and more—ideal for tech enthusiasts and safety-conscious families. Upgrade to Granicell’s durable, safe, and planet-friendly energy source—your first line of defense in home safety and daily convenience.