Description: Compact and rechargeable gravity timer weighing only 2 ounces. multiple timing modes for both timing and countdown options. easy to use with a simple turn to start the countdown. comes with 4 preset countdown times for added convenience. pause, resume, and customize your experience with sound alerts. Item Name: Cube Timer Material: Plastic Battery Capacity: 500mAh(Included) Operating Temperature: 0°C-50°C Standby Power Consumption: <20uA Sleep Power Consumption: <150uA Operating Current: 11mA Charging Current: 500mA Volume Level: Mute/vibrate, Loud 90~100DB, Quiet 70~80DB Features: 4 Preset Time, Dual Modes, Time Management Device Size Detail: L: 4.4cm/1.73", W: 4.4cm/1.73", H: 4.6cm/1.81" (Approx.) Notes: Product operation instructions: Gravity mode: Dial the key to mode 1 Turn 5-10-30-60 minutes up, automatically start the countdown, screen up to pause, the opposite screen down to clear the timekeeping Manual Mode: Dial the key to Mode 2 Adjustable M/S key, press the center key ST/SP to start the countdown Positive Timing. 1. When the display is 00:00, press [SP/ST] briefly to start the countdown; 2. 2. During the counting process, press [SP/ST] key briefly to pause/start the counting. 3. In the pause state, long press [ST/SP] key to clear. Countdown setting: 1. Short press [M/S] key can incrementally adjust the countdown time, long press [M/S] key can quickly incremental adjustment of the countdown time, set up after the completion of the short press [SP/ST] key, start counting down. Pie timing process, short press [SP/ST] key, you can pause/start the countdown. 3. In the pause state, long press [SP/ST] key can clear the zero. 4. After the countdown time reaches 00:00, there will be a one-minute alarm ("drip drip drip" LED screen lights up / sound stops LED screen off - these two prompts 1 second group - and so on) to remind. Silent mode vibration reminder. 5. Memory mode: After the countdown is over, press the [SP/ST] key again to display the set time. If you need to zero, long press ST/SP button. Short press again to cycle the operation. Attention: 1. If the user forgets to turn off the power, or there is no operation after 5 minutes, the product will automatically hibernate;. 2. After the positive/countdown timer ends, the alarm duration is 1min;. 3. After hibernation, if there is no toggle to shutdown gravity mode can be a flipping that is used in manual mode can be a press that is adjusted; 4. In silent mode, there is vibration feedback at the end of timing or any operation. Volume mode operation has a "drop" sound feedback. 5. Power below 10%, the screen flashes to remind charging, charging process red light, full of green light is always on. Package Includes: 1 x Cube Timer 1 x USB Cable 1 x User Manual