elitech pt-500&pt-800 wireless refrigeration digital manifold gauge set hvac a/c pressure gauge with temperature test clip and charging hoses elitech <b/>technical parameters:</b> <p>measuring range: pt-500(0-500 psi); pt-800(0-800 psi)</p> <p>resolution:0.5psi</p> <p>accuary:±0.5%fs</p> <p>u.m.: psi,kg/cm2,cmhg,inhg,bar,kpa, mpa</p> <p>memory capacity: 7000 readings</p> <p>power supply: 3aa batteries</p> <p>in-use time: 600h</p> <p>max overload pressure:750psi;1000psi</p> <p>operating temperature:-17.8°c~60°c(0°f-140°f)</p> <p>fitting: 1/8 npt</p> <p>product size(in): 5*3*1.46 </p> <p>wireless transmission distance: 30m</p><b/>what's included:</b><p>·1 x pt-500 wireless digital pressure gauge<p>·1 x pt-800 wireless digital pressure gauge<p>·2 x clamp-on temperature sensor<p>·2 x 1/4'' male adapter<p>·2 x 1/4'' female adapter<p>·1 x bent adapter<p>·1 x t-joint<p>·2 x hook&loop<p>·3 x charging hose<p>·6 x aa alkaline battery<p>·1 x user manual