FORMULA™66 TECHNICAL FEATURES6.1 TECHNICAL DATAFormula™ Common FeaturesElectrical FeaturesPowerDC Supply 5 V ± 5%Battery Pack 1 cell Li-Ion 1000 mAh@3.7 V (nominal)Alternatively 1 cell Li-Ion 2000 mAh@3.7 V(nominal)Internal Backup Battery Rechargeable Ni-MH 15mAh@.2.4 VCommunication FeaturesBluetooth Interface SPP Profile on COM defined by hostSerial Interface RS232USB 1.1Environmental FeaturesWorking Temperature* 0° to +50 °C / 32 °F to +122 °FStorage Temperature -20° to +70 °C / -4° to +158 °FHumidity** 10 to 80% non condensingfor temperatures < 38 °CProtection IP 54ESD Protection 4 KV contact discharge, 8 KV air dischargeDrop Resistance*** 1.2 m / 3 ft 9 inHardware FeaturesFLASH 512 KBRAM 1 MBMicroprocessor 8-bit CMOSAudio BeeperLEDs Two-color Good Read/ProgrammableCharging StatusRadio StatusApplication Programmable StatusDisplay FSTN Transflective 2.2” B/W LCD with LEDbacklight, 16 lines by 16 characters, antiglareand antiscratch protectionKeyboard 25 Plastic Top + lateral ON/OFF keyMechanical FeaturesDimensions (LxWxH) 15.2 x 5.5 x 4.0 cm / 5.9 x 2.2 x 1.6inWeight(depending on model)206 g / 7.27 oz (incl. 1000 mAH battery)226 g / 7.97 oz (incl. 2000 mAH battery)* Battery must be charged at a temperature ranging from 0° to +45 °C.Close to the limits of the working temperature, some display and/or battery performancedegradation may occur.** Multiple rapid humidity and/or temperature variations may cause condensing.*** Multiple drops can permanently damage the device.40