Description： Model : PTM-816 * Cooperate with the type K Temp. probe. * Range : -50 to 230 oC x 0.1 oC. * Unit : oC, oF. internal adjustment. * Meter with the probe, all in 1, easy operation. * Hold function to freeze display value. * Build in reverse display button. * IP-67 Water resistance, heavy duty. * DC 1.5V battery ( UM-4, AAA ) x 4.
Description： UV METER, Pen typeModel : PUV-360* Calibration is under UVA light.* Spectrum : 290 nm to 390 nm* UVA & UVB measurement.* 2 ranges : 2 mW/cm2 x 0.001 mW/cm2. 20 mW/cm2 x 0.01 mW/cm2.* Data hold, Record (Max., Min.).* Power : DC 1.5V (UM-4, AAA) X 4 PCs.
Description： PEN VIBRATION METER Model : PVB-820 * Function : Acceleration, Velocity. * Acceleration : 200 m/s2, 20.00 G. * Velocity : 200 mm/s, 20.00 cm/s. * Frequency : 10 Hz to 1 KHz. * Meet ISO2954, Data hold, Memory (Max., Min.). * DC 1.5 V BATTERY (UM-4, AAA) x 4 PCs.
Description： Model : PWA-301 * Water conditioning, aquarium, food processing, photography, school, laboratory, industrial and quality control. * Check the condition of water filter. * Measurement : 0 to 1999 uS. * Meter with the probe, all in 1, easy operation. * Hold, Record ( max., min. ). * IP-67 Water resistance, heavy duty. * DC 1.5V battery ( UM-4, AAA ) x 4.
Description： GSM CONTROL SYSTEM Model : GSM-840 * Control/Alarm via GSM mobile phone, with no distance limitation. * 8 switch inputs, 4 relay outputs. * GSM mobile phone can control the relay output and sensing the input switch's status with alarm. * It can default two telephone no to send warning SMS. * Features : Intelligent , innovation, wide range, control with no distance limitation.
Description： GSM CONTROL SYSTEM Model : GSM-888 * Control/Alarm/Monitor via GSM mobile phone, with no distance limitation. * 8 channels A/D (4 -20 mA), 8 relay outputs, 8 switch inputs. * 8 channels A/D , can cooperate full line industrial 4-20 mA transmitters and display the real value and the display unit on mobile phone. * Analog channel alarm warning setting. * It can default two telephone no to send warning SMS. * Features : Intelligent , innovation, wide range, control with no distance limitation.
Description： GSM CONTROLLER, 900/1800 MHZ Model : GSM-889 * Control/Alarm/Monitor via GSM mobile phone, with no distance limitation. * 8 channels RS232 input, 8 relay outputs, 8 switch inputs. * 8 channels RS232 input can cooperate full line LUTRON instruments (build RS232 output), it will display the real value with the measuring unit on mobile phone. * Analog channel Hi/Lo alarm warning setting. * Interface cable ( meter to GM-889 ), Model : GMCB-89. * Application : Intelligent , innovation, wide range,no limitation. * 3 band (850/1800/1900 MHz) for American market