Features: 1. Heal Force POD-3 oximeter waterproof、 prevent falling、 splashing movement. 2. Comfortable measurement、 the precision accurate. 3. Provide safety protection for patients with snoring. 4. To provide security for the plateau tourism. 5. Provide a scientific reference for health movement. 6. The operation is simple、 convenient to carry.  Description:   Brand name: Heal Force   Model: POD-3   LCD display: 0.95 inches、 double color OLED   Pulse frequency: ±2%   Blood perfusion index: 0.1%   Blood oxygen saturation: ±2%(75%-100%)   Test parameters: SpO2 \/ PR \/ PI   An external probe: does not support   The data transfer: no   Size: 35(W) X 30(D) X 60(H)   Net weight: 60g   Power supply: DC 3V(2 X AAA batteries)   Measurement object: three or more children and adults       Package Included:     1 X Host     1 X Battery     1 X Use manual      Notes:   1. Please allow slight deviation for the measurement data and make sure you do not mind before ordering.     2. The real color of the item may be slightly different from the pictures shown on website          caused by many factors such as brightness of your monitor and light brightness.