LENOVO THINK PAD E14-G7-IAL

Type: On-Line Double Conversion UPS (SP Series, likely similar to APC/SPM or rebranded high-end online models distributed under Simba brand in Tanzania/East Africa)Input Voltage Range: Wide range (typically 160–280V or 110–300V half load for full stability; nominal 220/230/240V single-phase)Output Voltage: 230V ±1–2% (configurable 220/230/240V)Output Waveform: Pure sine waveFrequency: 50/60Hz auto-sensing (±0.1–3 Hz sync to mains; precise on battery)Transfer Time: 0 ms (seamless online topology)

Dell E2020H 20" (19.5" viewable) HD+ monitor: TN panel with 1600x900 resolution, ComfortView low blue light, anti-glare screen, VGA + DisplayPort connectivity—reliable for basic office, study, and daily tasks in Tanzania.Screen Size: 20" (49.53 cm diagonal advertised) / 19.5" viewablePanel Type: TN (Twisted Nematic) with LED edgelightResolution: HD+ 1600 x 900 @ 60 HzRefresh Rate: 60 HzResponse Time: 5 ms (gray-to-gray, typical)Brightness: 250 cd/m² (typical)Contrast Ratio: 1000:1 (typical)

12 Volt, 18 Ah Sealed Maintenance Free battery.

Cost-effective ASTA compatible toner cartridges for the HP 222A Series designed as replacements for the OEM HP 222A/ W2220A-W2223A cartridges. These are no-chip variants (no printer chip included), suitable for printers that accept non-chip toners or where manual reset/software workaround is used.Compatible With: HP LaserJet Pro MFP M254, MFP M281, MFP M283, and similar models that use 222A series cartridges (W2220A – W2223A)Cartridge Series: ASTA compatible 222A toner cartridges (no chip)Print Colors:Black (ASTA 222A Black)Cyan (ASTA 222A Cyan)Magenta (ASTA 222A Magenta)Yellow (ASTA 222A Yellow)Page Yield: Approx. 1,400–1,500 pages per cartridge @ 5% coverage (typical estimate for HP 222A series)Chip Type: No Chip — requires printer support for non-chip toners or manual reset/firmware workaround

UNOMAT UPS 850VA (UM Series) Line Interactive: 850VA capacity (approx. 480–510W real power) with simulated/modified sinewave output, Boost & Buck AVR stabilization, microprocessor control, cold-start function—reliable backup for PCs, home/office devices, routers, and sensitive electronics in Tanzania.Capacity: 850VA (approx. 480–510W depending on load/PF)Type: Line Interactive UPS (UM Series)Input Voltage Range: Wide range (typically 155–280V or 170–280V with Boost & Buck AVR for stabilization)Output Voltage: 230V ±10%Output Waveform: Simulated sinewave (or modified sine wave as listed in some retailers)Frequency: 50/60Hz auto-sensingTransfer Time: Short (typically <10 ms)