Pulse rate and SPO2 are the parameters. Waveform is SpO2. Color display of the device is 64k and can be adjusted in 4 directions. It is backed by waveform display and monitoring of pulse and SpO2. Operation with single key accounts for convenience. Being petite, it is easily carried. Alarm display has less voltage and is powered off automatically. It has standard batteries of AAA and measures 67x 38x 36mm. Net and gross weights are 65g and 0.15kg respectively. The package measures 130x75x45mm.