ix © 2020 unitech Electronics Co., Ltd. All rights reserved.unitech is a registered trademark of unitech Electronics Co., Ltd.MS852BPlus User’s ManualStorage and safety noticeAlthough charged batteries may be left unused for several months, theircapacity may be depleted due to build up of internal resistance. If this happens,they will require recharging prior to use. Batteries may be stored attemperatures between -20°C to 60°C, however they may deplete more rapidlyat higher temperatures. It is recommended to store batteries at roomtemperature.* The message above only applies to the usage of the removable batteries.For the products with non-removable batteries / without batteries, please refer tothe specification of each product.Product Operation and Storage NoticeThe unitech product has applicable operation and storage temperatureconditions. Please follow the limitation of suggested temperature conditions toavoid failure, damage or malfunction.*For applicable temperature conditions, please refer to the specification of eachproduct.