Failure to do so will reduce the product’s battery life significantly. 2. Do not store unit with the charging adapter attached and plugged in. 3. Only recharge when the batteries are fully discharged ( or as close to fully discharged as possible) . 4. Do not store in areas of high temperature or humidity. 5. After 3 months of non-use, the product should be fully discharged and then recharged to maximize battery power. 6. Use only the charger supplied with the product. If other chargers are used,