Screen matrix (H * W): 7*21 dots, SMD LED lamps
LED color: Red, Green, Blue, Yellow
LED service life: 100,000hrs
Operating Voltage: 3.7V DC
Serial Communication RS-232 (COM1-COM7)
Character set 0-9, English and general symbol of PC keyboard
Stores 4 messages, each message holds 30 characters
Single message holds up to 180 characters
2 key programmable
Fast to slow run speed, 6 total
Runs over 8 hours on battery
Rechargeable battery Cycle life : 500 cycles
Power Adapter Input: 100-240V AC 50/60Hz Output: 4.2V DC 100mA
Size: Oval 80*60mm
Weight: 35g
Accessory: 3.5” CD soft, serial cable, 3.7V DC Polymer Li-ion Rechargeable battery, Charger
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