SQL语句出错:select * from product_ext where ProId= order by 1 limit 1
错误代码:#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'order by 1 limit 1' at line 1SQL语句出错:select * from product_category where CateId= order by 1 limit 1
错误代码:#1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'order by 1 limit 1' at line 1 Tuya Smart Home Alarm,Tuya Smart CCTV Camera,Tuya Smart Door Phone & Lock,Tuya Smart Electrical,Tuya Smart Lighting Professional Manufacturer in China
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PST-WG103 Specifications
GSM freq 850/900/1800/1900Mhz
Backup Battery  For continue working 24 hours when power cut/off
Battery Lithium battery 3.7V 500mAh
Display 2.4 inch TFT display screen
Personal Message Record 20s
Input voltage DC5V (micro USB jack)
Standby current 80uA
Working current 120mA
Siren Output 500mA
Alarm Sound 110dB
Wireless frequency 433Mhz
Support wireless sensors EV1527/330K    2262/1.5-4.7M
Wireless distance 100m open
WiFi 2.4G
APP name Smart Security System
Support Sensors & ID card Q'ty Total 100pcs
Work Temperature Temp: –10°C to 40°C
Color Box Dimension 21*15*7.5cm
Standard Kit Weight 0.7KG
PST-WG103 Features & Functions
Working Ways WiFi/GPRS/GSM
Defense Zones 100 Wireless Zones 
Alarm call and APP user No. 5 groups of call phone number
5 groups of  APP user
Remote control the system Arm
Disarm
Monitor
Talking
Basic Functions LCD indicator Arm/Disarm/Stay arm/Alarm/Signal
English voice operation instruction
Multi-Language menu display
Password protection function
0-9999secs. delay alarm and arm setting
Stay intelligent arm
Operating the host by APP
Reset factory setting
PST-WG103 Standard Package List
Home Alarm Host(Built-in battery) x1
PIR Sensor(Battery & Bracket Included) x1
Door Sensor(Battery Included) x1
Remote Controller(Battery Included) x2
Mini Siren X1
RFID card x2
Power Adapter x1
User Manual x1