郑重申明：请按照正确的方向（绿光：电池正极朝尾部，负极朝弹簧的位置。红光：电池负极朝尾部，正极朝弹簧的位置）安装电池，否则导致短路，售楼笔就会烧坏，造成一切后果由客户承担。严禁装反电池。使用前请仔细阅
Regulate: Please follow the correct direction (green: the battery positive toward the tail, the negative pole toward the spring position. Red: the battery negative toward the tail, the positive pole toward the spring) installed the battery, otherwise lead to short circuit, the sales pen will burn Bad, causing all the consequences borne by the customer. Do not install the battery. Please read carefully before use