Length x Width x Thickness: 84 x 55 x 15mm Maximum time count: 99 minutes 50 seconds Minimum time count (seconds): 10 Color: Red Power supply: 1 coin-type lithium battery (CR2032) x 1 (included) Minimum time count: 10 seconds Number of timers: 1 channel Timer function: Countdown (up要警报设置时间),请计数(如果从00分钟00秒开始)