10
EN
TECHNICAL DATA
Type  WR165E WR167E WR148E WR147E.1 (100-199 - designation of machinery, representative of Robotic 
Lawnmower)
WR165E WR167E WR148E WR147E.1
Rated voltage  20 V 
 Max.*
No load speed (/min)  2800 2400
Cutting area (m
2
) 500 700 800 1000
Cutting diameter (cm) 18                       20
Cutting height (mm) 30-60
Cutting height positions 4
Battery type Lithium-ion
Battery model WA3551.3 WA3553.3 WA3551.3 WA3553.3
Charging time approx. (mins)  75 150 75 75
Charger model WA3750.1/ WA3755.1
WA3775 / 
WA3776
Charger rating
Input: 100-240 V~50/60 Hz, 38 W,
Output: 20V 
 ,1.5 A
Input:100-240 
V~50/60 Hz, 90 W,
Output: 20 V   ,  
3.0 A 
Machinery weight (kg) 9.5 9.8 11.7 12
Protection degree III
App (Wifi/Bluetooth) Y
Frequency band of embedded WLAN 
module
2.412GHz-2.484GHz
Max. radio-frequency power of embedded 
WLAN module
802.11b:+16±2dBm(@11Mbps)
802.11g:+14±2dBm(@54Mbps)
802.11n:+13±2dBm(@HT20,MCS7)
Frequency band of inductive loop           
systems
77 Hz
Max. radio-frequency power of inductive 
loop systems
82 dBµA/m
*Voltage measured at no load. Initial battery voltage reaches maximum of 20 volts. Nominal voltage is 18 volts.