SHAHE bluetooth Stainless Steel Digital Caliper Vernier 100/150/200/300mm Micrometer Digital Ruler Measuring Tool

Specification: Working frequency: 2402-2480MHZ Transmit Distance: 10m Modulation: GFSK Sensitivity: 92dBm Power supply: DC 3V lithium Battery: CR2032 (2pcs) Battery life: store>1 year,data transmission > 10000 times Waterproof Rate: IP54 Workina temperature: -10-40 Storage and transportation temperature: -20-70 Ambient humidity: relative humidity80% Caliper Thickness: 3.5mm Caliper Material: Stainless Steel+PVP magnetic stripe patch Measuring Range: Type1: 0-100mm Type2: 0-150mm Type3: 0-200mm Type4: 0-300mm Function: 1. In the power off state, keep pressing the button for 3 seconds, the transmitter turn on, the indicator light.flashes for 1.5 seconds, then enters into the pairing state . 2. In the power on state keep pressina the button for 3 secands, the indicator liaht turn off, the transmitter will turn off. 3. Transfer the data, the indicator light flashes quickly, sending the data to the APP. Feature: 1. Reliable data transmissior 2. small size,easy to use. 3. Long transmission distance: 10m barrier-free. 4. Without use in 5 minutes, it will be automatic turn off. 5. After the first pairing, the transmitter can be automatically paired, there is no need for users to repeatedly pair. 6. APP is with a variety of functions, easy to apply in different situation. 7. Data can be saved to the cellphone or computer through the APP in EXCEl format, which is convenient for users. Pairing: 1. Press and hold the transmitter button for 3 seconds, the transmitter will turn on and enters into the pairing state: the indicator light flashes at 1.5 seconds intervals. 2. Open the "Length Tool" APP on the cell phone,open the bluetooth the cellphone, click the "Not Connected"icon in the upper right corner, enter the bluetooth connection interface, and start searching for pairing. 3. Pairing success: A. The transmitter indicator starts to flash at intervals of 2 seconds off 5 seconds. B. The APP shows that the connection is successful. Click "Use Now" to return to the main interface. C. After the first pairing is successful, in the case of exiting the APP, the sender will automatically re-pair after disconnecting from the APP. Note: 1. Keep the plug clean and avoid oil.water corrosion 2. Without using it for a long time, it is recommended to take out the battery to extend the battery life. Package Included: 1 X bluetooth Vernier Caliper(with 2pcs CR2032 battery)