Wacom PTK-540WL PRODUCT SPECIFICATIONS, INTUOS4 WIRELESS TABLET (MODEL PTK-540WL)

Technology	Electro-magnetic resonance
Function display	128 x 64 dot (x2), white
Active area (W x D)	203.2 x 127 mm (8.0 x 5.0 in)
Physical size (W x D x H)	363 x 253 x 15 mm (14.3 x 10.0 x 0.6 in), approximately
Weight	900 g (2 lb), approximately (with battery)
Aspect ratio	16 : 10
Coordinate resolution	200 lpmm (5080 lpi)
Accuracy, pen	+/- 0.25 mm (0.010 in)
Accuracy, mouse	+/- 0.5 mm (0.020 in)
Tilt range (all pens)	+/- 60 degrees
Reading height	10 mm (0.39 in)
Maximum report rate	200 points per second, supported only on Bluetooth Specification v2.0 or
	later connections that support the EDR (Enhanced Data Rate) protocol.
ExpressKeys stroke	0.25 mm (0.01 in), approximately
Communication interfaces	Bluetooth wireless technology (Bluetooth 2.1 + EDR)
	USB
Connector	USB Type A to USB mini-B
USB cable length	2.5 m (8.2 ft)
Power requirements	DC 5V, less than 500 mA, from primary USB port or powered USB hub
Battery	Li-Ion battery pack, 3.7V, 1800 mAh
Connectivity	Bluetooth wireless technology using HID protocol
Operating temperature	5 to 40 degrees C (41 to 104 degrees F)
Battery charging temperature	5 to 35 degrees C (41 to 140 degrees F)
Storage temperature	-20 to +60 degrees C (-4 to 140 degrees F)
Operating relative humidity	30% to 80% non-condensing
Storage relative humidity	30% to 85% non-condensing
Certification and compliance	FCC15B Class B, FCC 15C, CE, VCCI Class B, ICES-003, RSS-210,
	NCC, BSMI, C-Tick, SRRC, KCC, FAC, GOST-R, Japan Radio Law, RoHS,
	Chinese RoHS, Korean RoHS