Main Features: 1. NOHON batteries built - in safe and high-capacity batteries, longer standby time, working ability as same as the original battery quality. 2. Japan Seiko circuit board to prevent battery overcharge, short circuit and high voltage damage the battery, safe using. 3. One high pressure injection molding, safe non - toxic and environmentally materials. 4. NOHON battery is proceeded under eight testing procedures to ensure product quality and safety. 5. Including user manual and battery carrying box, safely guild to prolong usage life. 6. Each NOHON batteries have bought insurance and then no worry to use.